Re: Question about emulation of KVM?

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On Sat, Apr 7, 2012 at 6:18 AM, R <19890121wr@xxxxxxxxx> wrote:
>             I try to use the x86_emulate_instruction() function.
>             But it seems like that it fails to emulate some instruction.
>             My program gets stuck in somewhere. It keeps emulating
> one instructions.
>             Is there some instructions that this function can not emulate?

Yes there are instructions that are not supported by the emulator but
they should produce a kernel message.

Check dmesg(1) to see if an error was logged.  You can also enable the
kvm:* tracepoints in the kernel to get detailed information on guest
behavior, including emulated instruction opcodes.

Stefan
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